Health

New Zealand firm defends milk safety after chemical find

New Zealand's Fonterra, the world's largest dairy exporter, said Monday that its milk was "100 percent" safe to drink despite tests finding trace elements of an agricultural chemical in milk powder.

Diseases, Conditions, Syndromes

WHO warns coronavirus herd immunity unlikely this year

Scientists at the World Health Organization warned that mass vaccinations would not bring about herd immunity to the coronavirus this year, even as one leading producer boosted its production forecast.

Vaccination

Q&A: Will a coronavirus vaccine be a cure-all?

Global health authorities are frantically pursuing a vaccine against the novel coronavirus in the hope that it will allow everyone to get back to a pre-COVID-19 reality ASAP. Thomas O'Rourke, a professor emeritus of community ...

Diseases, Conditions, Syndromes

U.S. could reach herd immunity by late spring

The United States could be approaching herd immunity, which occurs when enough people become immune to a disease to make its spread unlikely, according to Suzanne Judd, Ph.D., an epidemiologist in the School of Public Health ...

Health

China struggles to meet surging demand for dairy

Despite a major safety scandal in 2008, China's demand for milk is surging as people grow wealthier, but the country's poorly kept and often undernourished dairy herds are struggling to keep pace.

Diseases, Conditions, Syndromes

UN warns against pursuing herd immunity to stop coronavirus

The head of the World Health Organization warned against the idea that herd immunity might be a realistic strategy to stop the pandemic, dismissing such proposals as "simply unethical."

Pediatrics

Should children get the COVID-19 vaccine?

As COVID-19 vaccination for adults rolls out, it's time to consider the wisdom (or otherwise) of vaccinating our children. Indications to vaccinate a child population could include:

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